Finding the Fourth Proportional to 851,259.16, 1,273,734.67 and 682,266.94
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Solution
The fourth proportional to 851,259.16, 1,273,734.67 and 682,266.94 is: 1,020,872.49
Step by Step Solution
- Step 1: Write the proportion equation
851,259.16 : 1,273,734.67 = 682,266.94 : x - Step 2: Convert to fraction form
851,259.16/1,273,734.67 = 682,266.94/x - Step 3: Cross multiply
851,259.16x = 1,273,734.67 × 682,266.94 - Step 4: Simplify right side
851,259.16x = 869,027,055,672.81 - Step 5: Solve for x
x = 869,027,055,672.81/851,259.16 - Step 6: Final answer
x = 1,020,872.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.